Find My came to the rescue when my wife unknowingly dropped her phone during a pullover to take some pix. The turnout was on New Priest Grade, the best way to Yosemite from our home. Next morning, after the frenzied "Where's my phone" search petered out, we remembered Find My. No way, I thought. Rural road, many miles away, etc. Which new phone would you like, Dear? Find My immediately found it 43 miles away. My wife…
> infrastructure Imagine if anyone, not just Apple, could build on that, creating an automatic sneakernet. Populous areas without cell towers would come online, with ultra high latency. Throughput would also need to be throttled by the owner of each device to accommodate battery consumption preferences.
NB-IOT and LTE-M, along with the possibility that SpaceX can use Starlink satellites to provide low bandwidth LTE coverage, seems to give a viable path for global coverage soon
Only problem is that in the short term NB-IoT/LTE-M devices are rather expensive, both upfront and monthly costs. Guess that will come down over time though